Allow overriding of X error functions

chrome/browser/browser_list.h

 // Copyright (c) 2010 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef CHROME_BROWSER_BROWSER_LIST_H_
 #define CHROME_BROWSER_BROWSER_LIST_H_
 #pragma once
 
 #include <vector>
 
@@ skipping 78 matching lines @@
   // Find an existing browser with the provided ID. Returns NULL if no such
   // browser currently exists.
   static Browser* FindBrowserWithID(SessionID::id_type desired_id);
 
   // Checks if the browser can be automatically restarted to install upgrades
   // The browser can be automatically restarted when:
   // 1. It's in the background mode (no visible windows).
   // 2. An update exe is present in the install folder.
   static bool CanRestartForUpdate();
 
-  // Closes all browsers. If use_post is true the windows are closed by way of
-  // posting a WM_CLOSE message, otherwise the windows are closed directly. In
-  // almost all cases you'll want to use true, the one exception is ending
-  // the session. use_post should only be false when invoked from end session.
-  static void CloseAllBrowsers(bool use_post);
-
   // Closes all browsers and exits.  This is equivalent to
   // CloseAllBrowsers(true) on platforms where the application exits when no
   // more windows are remaining.  On other platforms (the Mac), this will
   // additionally exit the application.
   static void CloseAllBrowsersAndExit();
 
+  // Closes all browsers. If the session is ending the windows are closed
+  // directly. Otherwise the windows are closed by way of posting a WM_CLOSE
+  // message.
+  static void CloseAllBrowsers();
+
   // Begins shutdown of the application when the Windows session is ending.
   static void WindowsSessionEnding();
 
   // Returns true if there is at least one Browser with the specified profile.
   static bool HasBrowserWithProfile(Profile* profile);
 
   // Tells the BrowserList to keep the application alive after the last Browser
   // closes. This is implemented as a count, so callers should pair their calls
   // to StartKeepAlive() with matching calls to EndKeepAlive() when they no
   // longer need to keep the application running.
@@ skipping 105 matching lines @@
   // tab index into the current Browser of the current web view
   int web_view_index_;
 
   // Current TabContents, or NULL if we're at the end of the list. This can
   // be extracted given the browser iterator and index, but it's nice to cache
   // this since the caller may access the current host many times.
   TabContents* cur_;
 };
 
 #endif  // CHROME_BROWSER_BROWSER_LIST_H_